译文：读书学习，每天都要补上自己的不足，半途而废和剪断织布的线有啥区别?(乐羊子妻劝丈夫坚持学习)

The history of mathematics is a testament to the ingenuity and creativity of the human mind.

Risk management is the most important thing to be well understood. If you don't have a good risk management system, you are going to blow up.

The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.